Bandpass filter having first and second serially coupled...

Details Bandpass filter having first and second serially coupled... Bandpass filter having first and second serially coupled...

2007-08-28

2007-08-28

Lee, Benny (Department: 2817)

Wave transmission lines and networks

Coupling networks

Frequency domain filters utilizing only lumped parameters

C333S175000

Reexamination Certificate

active

11154078

ABSTRACT:
A bandpass filter having a transmission coefficient—frequency spectrum characteristic curve with a notch on each side of the passband is disclosed.

REFERENCES:
patent: 5955931 (1999-09-01), Kaneko et al.
patent: 6778023 (2004-08-01), Christensen
patent: 6831530 (2004-12-01), Ichikawa et al.
Sutono, Albert, et al., “Design of Miniature Multilayer On-Package Integrated Image-Reject Filters,” IEEE Transactions on Microwave Theory and Techniques, vol. 51, No. 1, Jan. 2003, pp. 156-162.
Yeung, Lap Kun, et al., “A compact Second-Order LTCC Bandpass Filter With Two Finite Transmission Zeros,” Ieee Transactions on Microwave Theory and Techniques, vol. 51, No. 2, Feb. 2003, pp. 337-341.

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